The most massive chunk of Mars ever found on Earth could sell for up to US$4 million in a Sotheby's auction later this month.

An object dubbed 3I/ATLAS is only the third interloper from outside the Solar System seen in all of human history.

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...

The 54 pound chunk from Mars was found in the Sahara Desert in 2023 and could set a record when it appears at auction this ...